MRC National Institute for Medical Research Findings of Mechanism of 5-aminolevulinic Acid (5-ALA) and Iron in Synergistically Inhibiting Growth of Plasmodium Falciparum Malaria Parasites The University of Tokyo, a national university (main campus: Bunkyo-ku, Tokyo; President: Junichi Hamada), Tokyo Institute of Technology, a national university (main campus: Meguro-ku, Tokyo